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ORA-01017: Invalid Username/password; Logon Denied On Both ASM And DBMS Instances after reboot caused by SSSD and NSCD services interferences (Doc ID 2112532.1)

Last updated on MAY 22, 2023

Applies to:

Oracle Database - Enterprise Edition - Version and later
Linux OS - Version Oracle Linux 6.4 with Unbreakable Enterprise Kernel [2.6.39] and later
Oracle Exadata Storage Server Software - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Linux x86-64
In this case an Exadata compute node running as standby did not startup the database. It also showed that the RDBMS could not connect to ASM because of ORA-01017
On the system the services NSCD (name service cache daemon) and SSSD (System Security Services Daemon) were both installed and running with default configuration.


 Trying to start the instance with srvctl leads to:


 Comparing the two traces one may see that the connection fails if nscd is used and it is successful if nsswitch.conf is used instead.


 The storage server has been upgraded with newer rpms and the machine rebooted.


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